Punvong, Witoon, and Somchai Putta. “Guidelines For Environmental Administration in Educational Institutions of Tessaban1(Yiamketsuwan) School Under the Samut Prakan Municipality: Guidelines For Environmental Administration in Educational Institutions of Tessaban1(Yiamketsuwan) School Under the Samut Prakan Municipality”. Journal of Liberal Arts and Education (Online) 2, no. 2 (August 31, 2026): 16–27. accessed September 25, 2026. https://so11.tci-thaijo.org/index.php/LAE/article/view/4203.